No.2 SAS CONTROL MODULE DOES NOT RESPOND TO M-MDS[MULTIPLEX COMMUNICATION SYSTEM (AJ (3.0L Duratec))]

id0903g7819300

STEP	INSPECTION		ACTION
1	INSPECT SAS CONTROL MODULE CONNECTOR Turn the ignition switch off. Disconnect SAS control module connector. Disable the air bag system operation. Inspect the SAS control module connector for damage. Is the SAS control module connector normal?	Yes	Go to the next step.
		No	Replace the wiring harness. Perform the network test.
2	INSPECT FOR OPEN CIRCUIT BETWEEN DLC-2 AND SAS CONTROL MODULE Measure the resistance between SAS control module terminal 2M (harness-side) and DLC-2 terminal D. Is the resistance less than 5 ohms?	Yes	Go to the next step.
		No	Replace the wiring harness. Perform the network test.
3	INSPECT SAS CONTROL MODULE OPERATION Disconnect all the SAS control module connectors. Inspection: •  Corrosion •  Terminal separation Connect all the SAS control module connectors and verify that their positions are correct. Operate the system and inspect for any malfunction. Is any malfunction still present?	Yes	Replace the SAS control module. Perform the network test.
		No	The system operates normally. The malfunction may result from loose connectors or corrosion. Clear the DTC. Repeat the self-test.